Drinking fountain



FIG. 1 is a perspective view of a drinking fountain showing our design.

FIG. 2 is a front view of the drinking fountain.

FIG. 3 is a rear view of the drinking fountain.

FIG. 4 is a left side view of the drinking fountain.

FIG. 5 is a right side view of the drinking fountain.

FIG. 6 is a top view of the drinking fountain; and,

FIG. 7 is a bottom view of the drinking fountain.

The broken lines in the drawings represent portions of the drinking fountain and form no part of the claimed design. 

CLAIM The ornamental design for a drinking fountain, as shown and described. 